First, check if props do shutter the sun beam on lens. If not occur when shooting backward (front light) or in shadow zone, props maybe. Any kind of sunshade or cleaning the lens (actually uv filter) maybe effective.Is this problem of jittery video confined to the P3 Advanced? Does it show up in the P3 Pro?
I just got my P3A this week and the video is very jittery. If this is a hardware problem,